CA-P5D works by built-in battery. It supports two kinds of battery. One is rechargeable Li-ion battery and another one is dry battery. You can not charge it.

You can set different work modes according to different requirements. The longest work time is more than three months with rechargeable battery. If you use dry battery it can work more than three years. If time interval is 24 hours.

Main function:

Deep sleeping alarm clock mode:

You can set one to five alarm clocks, the device will wake up at these alarm clock time.

SMS message command:

#6666#MODE#1#1200# It stands for device wakes up at 12:00 each day.

#6666#MODE#1#1200#1300#1400#1500#1600#

It stands for device will wake up at 12:00 13:00 14:00 15:00 and 16:00 each day.

If you hope it wakes up every two days. The SMS message command as following:

#6666#MODE#2#0203#2201#

It stands for device will wake up at 2:03 and 22:01 every two days.

#6666#MODE#2#1200#

It stands for device will wake up at 12:00 every two days.

Notes: Make sure the device receives GPS positioning data one time before you test it.

Because the default time is 20160101, the clock should be set to current time.